The GXP2135 is the ideal selection for busy users who value call control, productivity and usability, and manage medium to heavy call volumes. Equipped with 8 lines and 4 SIP accounts, a 2.8 inch color LCD display, and 32 digital speed dial/BLF keys, the GXP2135 enables quick and powerful usability. As all Grandstream IP phones do, the GXP2135?features state-of-the-art security encryption technology (SRTP and TLS). The GXP2135?supports a variety of automated provisioning options, including zero-configuration with Grandstream’s UCM series IP PBXs, encrypted XML files and TR-069, to make mass deployment extremely easy.

• 8 lines, 4 SIP accounts.
• 4 XML programmable context-sensitive soft keys.
• Dual switched, auto-sensing Gigabit ports.
• built-in PoE.
• 32 digitally programmable and customizable BLF/speed-dial keys.
• Built-in Bluetooth for syncing headsets and mobile devices for contact books.
• calendars & call transferring.
• HD audio on the handset and speakerphone; full duplex speakerphone.
• Supports EHS compatible Plantronics headsets.
• 4-way audio conferencing for easy conference calls.

Grandstream Networks has been connecting the world since 2002 with SIP Unified Communications solutions that allow businesses to be more productive than ever before. Their award-winning solutions serve small and medium business and enterprises markets, and have been recognized throughout the world for their quality, reliability and innovation. Grandstream SIP solutions lower communication costs, increase security protection, and enhance productivity.